Misc: whom did joe walcott defeat at age 37 to win the heavyweight title?

Questions

in order for a deck of cards to be mixed up enough to play with properly, it should be shuffled at least?

they invited you to "dance to the music" back in 1968?

where does the "queen elizabeth ii" usually dock in england?

what is the world's fastest bird?

what is the switching of letters called (e.g. saying jag of flapan instead of flag of japan)?